Commit caa4efaf authored by Josef Bacik's avatar Josef Bacik Committed by David Sterba
Browse files

btrfs: temporarily export fragment_free_space 



This is used in caching and reading block groups, so export it while we
move these chunks independently.

Signed-off-by: default avatarJosef Bacik <josef@toxicpanda.com>
Reviewed-by: default avatarDavid Sterba <dsterba@suse.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent e3cb339f

fs/btrfs/block-group.h

+1 −0
Original line number Diff line number Diff line
@@ -149,6 +149,7 @@ static inline int btrfs_should_fragment_free_space( 
	       (btrfs_test_opt(fs_info, FRAGMENT_DATA) &&

		block_group->flags &  BTRFS_BLOCK_GROUP_DATA);

}

void btrfs_fragment_free_space(struct btrfs_block_group_cache *block_group);

#endif



struct btrfs_block_group_cache *btrfs_lookup_first_block_group(

fs/btrfs/extent-tree.c

+4 −4
Original line number Diff line number Diff line
@@ -206,7 +206,7 @@ void btrfs_put_caching_control(struct btrfs_caching_control *ctl) 
}



#ifdef CONFIG_BTRFS_DEBUG

static void fragment_free_space(struct btrfs_block_group_cache *block_group)

void btrfs_fragment_free_space(struct btrfs_block_group_cache *block_group)

{

	struct btrfs_fs_info *fs_info = block_group->fs_info;

	u64 start = block_group->key.objectid;
@@ -443,7 +443,7 @@ static noinline void caching_thread(struct btrfs_work *work) 
		block_group->space_info->bytes_used += bytes_used >> 1;

		spin_unlock(&block_group->lock);

		spin_unlock(&block_group->space_info->lock);

		fragment_free_space(block_group);

		btrfs_fragment_free_space(block_group);

	}

#endif
@@ -550,7 +550,7 @@ int btrfs_cache_block_group(struct btrfs_block_group_cache *cache, 
			cache->space_info->bytes_used += bytes_used >> 1;

			spin_unlock(&cache->lock);

			spin_unlock(&cache->space_info->lock);

			fragment_free_space(cache);

			btrfs_fragment_free_space(cache);

		}

#endif

		mutex_unlock(&caching_ctl->mutex);
@@ -7968,7 +7968,7 @@ int btrfs_make_block_group(struct btrfs_trans_handle *trans, u64 bytes_used, 
		u64 new_bytes_used = size - bytes_used;



		bytes_used += new_bytes_used >> 1;

		fragment_free_space(cache);

		btrfs_fragment_free_space(cache);

	}

#endif

	/*

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